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https://github.com/logos-blockchain/research.git
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76 lines
2.9 KiB
Bash
76 lines
2.9 KiB
Bash
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#!/usr/bin/env bash
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# Build the C runner (and its vendored libequix/hashx) under several compiler /
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# optimization-flag combinations, registering each as its own benchmark impl so
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# the harness can compare performance across compiler flags.
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#
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# Each variant -> build/variants/<name>/equix_runner and a manifest at
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# adapters/generated/equix-c-<name>.manifest.toml (impl name "equix-c-<name>").
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# Then: python -m equix_bench run --config configs/compiler_flags.toml --out results/
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set -euo pipefail
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ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
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cd "$ROOT"
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NPROC="$(nproc 2>/dev/null || sysctl -n hw.ncpu 2>/dev/null || echo 4)"
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have() { command -v "$1" >/dev/null 2>&1; }
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git submodule update --init --recursive >/dev/null 2>&1 || true
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EQUIX_COMMIT="$(git -C vendored/equix rev-parse --short HEAD 2>/dev/null || echo unknown)"
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OUT="adapters/generated"
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mkdir -p "$OUT" build/variants
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# name | compiler | CFLAGS (-DNDEBUG kept so all variants match Release semantics)
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VARIANTS=(
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"gcc-o0|gcc|-O0 -DNDEBUG"
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"gcc-o2|gcc|-O2 -DNDEBUG"
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"gcc-o3|gcc|-O3 -DNDEBUG"
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"gcc-o3-native|gcc|-O3 -march=native -DNDEBUG"
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"gcc-o3-lto|gcc|-O3 -flto -DNDEBUG"
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"clang-o3|clang|-O3 -DNDEBUG"
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"clang-o3-native|clang|-O3 -march=native -DNDEBUG"
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)
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built=()
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for entry in "${VARIANTS[@]}"; do
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IFS='|' read -r name cc flags <<<"$entry"
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if ! have "$cc"; then echo "skip $name ($cc not found)"; continue; fi
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bdir="build/variants/$name"
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# A copied/moved repo carries a CMake cache with old absolute paths; clean it.
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if [ -f "$bdir/CMakeCache.txt" ]; then
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recorded="$(sed -n 's/^CMAKE_CACHEFILE_DIR:INTERNAL=//p' "$bdir/CMakeCache.txt" | head -1)"
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if [ -n "$recorded" ] && [ "$recorded" != "$(cd "$bdir" && pwd)" ]; then
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rm -rf "$bdir"
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fi
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fi
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echo "==> building $name ($cc $flags)"
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if ! cmake -S runners/c -B "$bdir" \
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-DCMAKE_BUILD_TYPE=Release \
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-DCMAKE_POLICY_VERSION_MINIMUM=3.10 \
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-DCMAKE_C_COMPILER="$cc" \
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-DCMAKE_C_FLAGS_RELEASE="$flags" \
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-DEQUIX_C_COMMIT="$EQUIX_COMMIT" \
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-DEQUIX_C_VERSION="1.0.0-$name" >/dev/null 2>"build/variants/$name.log"; then
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echo " configure FAILED for $name (see build/variants/$name.log)"; continue
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fi
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if ! cmake --build "$bdir" -j"$NPROC" --target equix_runner >>"build/variants/$name.log" 2>&1; then
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echo " build FAILED for $name (see build/variants/$name.log)"; continue
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fi
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cat > "$OUT/equix-c-$name.manifest.toml" <<EOF
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# Auto-generated by scripts/build_variants.sh -- do not edit.
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name = "equix-c-$name"
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exec = "build/variants/$name/equix_runner"
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protocol_version = 1
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capabilities = ["solve", "verify", "effort", "hashx_compile"]
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runtimes = ["interpret", "try-compile", "must-compile"]
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[env]
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EQUIX_C_VERSION = "1.0.0-$name"
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EQUIX_C_FLAGS = "$cc $flags"
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EOF
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built+=("equix-c-$name")
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done
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echo
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echo "Built variants: ${built[*]:-none}"
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echo "Manifests in $OUT/. Run:"
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echo " python -m equix_bench run --config configs/compiler_flags.toml --out results/"
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